CN207154396U - A kind of restraint device of continuous rolling-tube unit restraint rack - Google Patents
A kind of restraint device of continuous rolling-tube unit restraint rack Download PDFInfo
- Publication number
- CN207154396U CN207154396U CN201720905038.2U CN201720905038U CN207154396U CN 207154396 U CN207154396 U CN 207154396U CN 201720905038 U CN201720905038 U CN 201720905038U CN 207154396 U CN207154396 U CN 207154396U
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- Prior art keywords
- rack
- support roller
- restraint
- working flank
- working
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- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of restraint device of continuous rolling-tube unit restraint rack, including rack body, rack body are symmetrical on rack height center plane provided with the first working flank, the second working flank and the first working flank, the second working flank；The both sides of rack body are provided with multiple first support rollers, multiple second support rollers, the distance between the distance between two adjacent second support rollers of first support roller, the second support roller interlaced arrangement and adjacent two the first support rollers are consistent, each first support roller center, each second support roller center to rack height center plane it is highly consistent；First support roller is used cooperatively with the first working flank, and the second support roller is used cooperatively with the second working flank.The restraint rack is by setting up a working flank and a set of backing roll, 180 ° of working flanks that can be continuing with setting up need to be only overturn in existing working flank serious wear, extend the service life of restraint rack, the usage time doubled, to reduce production cost using unit.
Description
Technical field
The utility model belongs to rack technical field, and in particular to a kind of restraint device control tooth of continuous rolling-tube unit
Bar.
Background technology
On seamless steel tube production chain, continuous rolling-tube unit is arranged in after perforation unit for obtaining the steel pipe of accurate wall thickness.
The thickness of steel pipe precision and size Control of modern tandem rolling tube machine are rolled using multi rack three-roll continuous rolling pipe unit, after perforation
Hollow billet is rolled into the seamless steel pipe of certain wall thickness and outside dimension precision.In rolling, the wall thickness accuracy of steel pipe is utilized in hollow billet
Endoporus penetrates plug and the roll pass determination of a specified diameter and length；In order to avoid plug rolling when with red heat shape
The hollow billet of state sticks together, and in addition to being blown into kollag to hollow billet endoporus before entering hollow billet in plug, and requires plug
With steel pipe rolling when in the presence of certain relative motion.Plug is needed after a piece steel pipe of rolling every time rapidly by plug and steel pipe
Separation enters in water cooling pond after changing to be cooled down, and its control plug position and action are exactly mandrel movement limiting device, are connected with plug
Then an active length is more than the restraint rack of plug length.Also continue to use one on some existing pipe production lines
Kind there was only the restraint rack of a working flank, flank of tooth stress is big during because of work, motion is fast, and works as in part active section
Tooth surface abrasion can only be scrapped to whole restraint rack after certain limit, cause use cost to increase.
Maximum weighted moving member in mandrel movement limiting device is exactly restraint rack, and its length has several segment lengths at 22 meters or so
Degree identical split rack combination forms.The restraint rack length of early stage belongs to overlength at 22 meters, its process and support,
There is the problem of many in transport, so only processing 22 meters of long tooth forms on a face of rack.Because only that one side tooth form
So the abrasion of the flank of tooth is larger, rack can only be scrapped after tooth form is worn to a certain extent, make to equipment for stress and transmission motion
Larger pressure is brought with maintenance cost.
If there can be a kind of structure, under the structure situation of related components in not changing existing equipment, can pass through
Structure or material to restraint rack are modified so as to extend the service life of restraint rack, for reducing cost using unit
Have great importance with device security is improved.
As can be seen here, the mandrel movement limiting device in above-mentioned existing continuous rolling-tube unit, which exists, needs further improve.Cause
This new restraint rack how founded in the retained mandrel device in a kind of continuous rolling-tube unit can meet requirement
Under conditions of can obtain more long life and reduce use cost, also need improved target as current industry pole.
The content of the invention
The purpose of this utility model is to propose a kind of restraint device of continuous rolling-tube unit restraint rack, can increased
One times of usage time, so as to be more applicable for the improvement of the existing rack using same structure.
The purpose of this utility model and to solve its technical problem realized using following technical scheme.It is new according to this practicality
The restraint rack that type proposes, including rack body 10, rack body 10 have the first working flank 11, the second working flank 8 and
First working flank 11, the second working flank 8 are symmetrical on rack height center plane 9.The both sides of the rack body 10 are provided with
Multiple first support rollers 2, the second support roller 3, the first support roller 2, the interlaced arrangement of the second support roller 3 and adjacent two first
It is consistent to support the distance between two adjacent second support rollers 3 of the distance between roller 2, it is each center of first support roller 2, each
The center of second support roller 3 is highly consistent to rack height center plane 9；The working flank 11 of first support roller 2 and first
It is used cooperatively, second support roller 3 is used cooperatively with the second working flank 8.
By above-mentioned technical proposal, the utility model proposes restraint rack by setting up a working flank and a set of
Runner, 180 ° of working flanks that can be continuing with setting up need to be only overturn in existing working flank serious wear, extend limit
The service life of carry-over bar, the usage time doubled, to reduce production cost using unit.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, and in order to allow above and other purpose of the present utility model, feature
It can be become apparent with advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, described in detail as follows.
Brief description of the drawings
Fig. 1 (a) to Fig. 1 (b) is the schematic diagram that the utility model restraint rack uses working face A.
Fig. 2 (a) to Fig. 2 (b) is the schematic diagram that the utility model restraint rack uses working face B.
【Main element symbol description】
1：Plug 2：First support roller
3：Second support roller 4：Side guide wheel
5：Guide rack 6：Rack contiguous block
7：Bolt 8：Second working flank
9：Rack height center plane 10：Rack body
11：First working flank 12：Driving wheel
13：Rack lengthwise centers plane 14：Rack rail
Embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined goal of the invention taken, below
With reference to accompanying drawing and preferred embodiment, to according to the utility model proposes a kind of continuous rolling-tube unit restraint device restraint rack
Its embodiment, structure, feature and its effect, describe in detail as after.
Refer to Fig. 1 (a), 1 (b) and Fig. 2 (a), 2 (b), a kind of restraint device limit of continuous rolling-tube unit of the utility model
Carry-over bar, including rack body 10, rack body 10 have the first working flank 11 (i.e. A faces), (the i.e. B of the second working flank 8
Face) and the first working flank 11, the second working flank 8 it is symmetrical on rack height center plane 9.The both sides of the rack body 10
Provided with multiple first support rollers 2, the second support roller 3, the first support roller 2, the interlaced arrangement of the second support roller 3 and adjacent two
The distance between the distance between one support roller 2 and two adjacent the second support rollers 3 basically identical, each first support roller 2
Center, each center of second support roller 3 are highly consistent to rack height center plane 9；The work of first support roller 2 and first
Make the flank of tooth 11 to be used cooperatively, second support roller 3 is used cooperatively with the second working flank 8.
A kind of continuous rolling-tube unit of the utility model is as follows with the workflow of restraint rack：
First, the rack body 10 of 4 restraint racks is connected with rack contiguous block 6 respectively between any two and passes through bolt
7 are fastened as a whole, and then its one end, which is connected with rack contiguous block 6 and fastened by bolt 7 with guiding rack 5, forms mandrel movement limiting
Device；The groove quick-replaceable and connection plug 1 that the guiding rack 5 passes through end set；
Then, Fig. 1 (a), 1 (b) are referred to, the first support roller 2 is placed on rack rail 14, uses restraint rack
First working flank 11.The starting power driving effect of driving wheel 12, side guide wheel 4, the first support roller 2 play the guiding role, guiding
Rack 5, restraint rack move along rack rail 14, realize plug 1, the separation of steel pipe, insertion；
Subsequently, Fig. 2 (a), 2 (b) are referred to, the flank of tooth of the first working flank 11 wears sternly after long-time use
Weight, it is impossible to reuse.Now only need restraint rack overturning 180 °, using the second working flank 8, the second support roller 3 is placed
On rack rail 14.Under the drive of driving wheel 12 and side guide wheel 4, the second support roller 2 guiding under, guiding rack 5,
Restraint rack moves along rack rail 14, realizes plug 1, the separation of steel pipe, insertion.
Pass through aforementioned operation flow：Restraint rack of the present utility model works by the first working flank 11 and second
After 180 ° of the location swap of the flank of tooth 8, form what is be made up of the second working flank 8 of new design increase manufacture with guiding rack 5
Working flank device, the second support roller 3 that whole rack body 10 now is distributed in rack both sides by array are supported on machine
Ensure the correct engagement position of the second working flank 8 and driving wheel 12 on frame guide rail 14, while be arranged in the side of rack side
The support roller 3 of face directive wheel 4 and second maintains the forward correct direction of rack and position, realizes that same restraint rack makes for 2 times
Purpose.
It is described above, only it is the preferred embodiment of the utility model patent, any person skilled in the art,
Do not departing from the art of this patent aspects, the technical spirit according to this patent any is simply repaiied to made for any of the above embodiments
Change, equivalent variations and modification, in the range of still falling within the art of this patent scheme.
Claims (1)
1. a kind of restraint device of continuous rolling-tube unit restraint rack, including rack body (10), it is characterised in that：Rack body
(10) the first working flank (11), the second working flank (8) and the first working flank (11) are provided with, the second working flank (8) closes
It is symmetrical in rack height center plane (9)；The both sides of the rack body (10) are provided with multiple first support rollers (2), multiple second
Support roller (3), between the first support roller (2), the second support roller (3) interlaced arrangement and adjacent two the first support rollers (2)
The distance between distance and two adjacent second support rollers (3) are consistent, each first support roller (2) center, each second
Support roller (3) center is highly consistent to rack height center plane (9)；First support roller (2) and the first working flank
(11) it is used cooperatively, second support roller (3) is used cooperatively with the second working flank (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720905038.2U CN207154396U (en) | 2017-07-24 | 2017-07-24 | A kind of restraint device of continuous rolling-tube unit restraint rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720905038.2U CN207154396U (en) | 2017-07-24 | 2017-07-24 | A kind of restraint device of continuous rolling-tube unit restraint rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207154396U true CN207154396U (en) | 2018-03-30 |
Family
ID=61713793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720905038.2U Expired - Fee Related CN207154396U (en) | 2017-07-24 | 2017-07-24 | A kind of restraint device of continuous rolling-tube unit restraint rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207154396U (en) |
-
2017
- 2017-07-24 CN CN201720905038.2U patent/CN207154396U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 |